Home/CVE/There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide craft
CVE

CVE-2020-27841

There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide craft

There's a flaw in openjpeg in versions prior to 2.4.0 in src/lib/openjp2/pi.c. When an attacker is able to provide crafted input to be processed by the openjpeg encoder, this could cause an out-of-bounds read. The greatest impact from this flaw is to application availability.

MEDIUM · CVSS 5.5 EPSS 0.0036
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-122Heap-based Buffer Overflow
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

4
uclouvain openjpeg< 2.4.0
fedoraproject fedoraall versions
debian linuxall versions
oracle outside in technologyall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD05 Jan 2021 · 06:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

7
msrcCVE-2020-27841
suse-csafopenSUSE-SU-2024:13571-1
usnUSN-5952-1
suse-csafSUSE-SU-2022:3802-1
usnUSN-4880-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=1907510Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00011.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WJUPGIZE6A4O52EBOF75MCXJOL6MUCRV/
https://security.gentoo.org/glsa/202101-29Third Party Advisory
https://www.debian.org/security/2021/dsa-4882Third Party Advisory
https://www.oracle.com//security-alerts/cpujul2021.htmlPatchThird Party Advisory
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